package servlet;

import pojo.Dept;
import service.DeptService;
import service.impl.DeptServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

//注解
@WebServlet(urlPatterns = "/user")
public class DeptServlet extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        DeptService userService = new DeptServiceImpl();
        List<Dept>users = userService.findAll();

        //存储对象到作用域中
        req.setAttribute("users",users);
        //跳转到对应的试图显示数据
        req.getRequestDispatcher("/list.jsp").forward(req,resp);


        System.out.println("UserServlet");

    }
}